Cisco 15216 EDFA2 Specifications Page 42

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3-6
Cisco ONS 15216 EDFA2/EDFA2-A Operations Guide, R2.4
July 2004
Chapter 3 Installation
3.4.2 Alarm LEDs
3.4.1.1 Alarm Relay Connection Procedure
To set up alarm contacts, follow these steps:
Step 1 Connect the RJ-45 to the stub-end cable using a #22 AWG solid wire.
Note Cable and connector are not provided.
Step 2 Connect the alarm cable to the alarm system contacts:
a. Cisco ONS 15454 medium-dependent interface (MDI) wire wrap pins
b. Central office (CO) alarm panel
Refer to Table 3-2 on page 3-5 for information concerning alarm contacts. Refer to 3.4.2 Alarm LEDs,
page 3-6 for information on the ONS 15216 EDFA2 alarm LEDs.
3.4.2 Alarm LEDs
The ONS 15216 EDFA2 has five LEDs:
POWER
FAIL
LOS
Ethernet socket (2)
Three of these LEDs, POWER, FAIL, and LOS, are located at the left side of the front panel of the ONS
15216 EDFA2. The two Ethernet LEDs are located at the top left and right sides of the Ethernet socket.
When the module is powered on, an LED test is performed.
3.4.2.1 POWER LED (Green)
The POWER LED is green. This LED functions as follows:
On: –48 VDC power is within tolerance. (Power Bus A and B are powered normally.)
Off: No –48 VDC power or power is out of tolerance from the internal power supply. (Power Bus A
and B are not powered.)
1 3 (1+) Laser pump temperature or bias is out of range; input power is out of
tolerance for gain settings (Major)
4 (1–)
2 5 (2+) Loss of optical input signal or input signal is below threshold (Minor)
6 (2–)
3 7 (3+) Loss of electrical power or out of range for Bus A or Bus B while in duplex
mode
8 (3–)
Table 3-2 Alarm Pinout and Definitions (RJ-45) (continued)
Relay Pinout Description
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